Results 81 to 90 of about 4,176,488 (382)

Intermediate fixed point in a Luttinger liquid with elastic and dissipative backscattering

open access: yes, 2015
In a recent work [Phys. Rev. Lett. {\bf 108}, 136401 (2012)] we have addressed the problem of a Luttinger liquid with a scatterer that allows for both coherent and incoherent scattering channels.
Altland, Alexander   +2 more
core   +1 more source

On solving the split generalized equilibrium problem and the fixed point problem for a countable family of nonexpansive multivalued mappings

open access: yes, 2018
We consider the split generalized equilibrium problem and the fixed point problem for a countable family of nonexpansive multivalued mappings in real Hilbert spaces.
Withun Phuengrattana   +1 more
semanticscholar   +1 more source

Long non‐coding RNAs as therapeutic targets in head and neck squamous cell carcinoma and clinical application

open access: yesFEBS Open Bio, EarlyView.
Long non‐coding RNAs (lncRNAs) occupy an abundant fraction of the eukaryotic transcriptome and an emerging area in cancer research. Regulation by lncRNAs is based on their subcellular localization in HNSCC. This cartoon shows the various functions of lncRNAs in HNSCC discussed in this review.
Ellen T. Tran   +3 more
wiley   +1 more source

On the Complexity of 2D Discrete Fixed Point Problem

open access: yesTheoretical Computer Science, 2006
AbstractWe study a computational complexity version of the 2D Sperner problem, which states that any three coloring of vertices of a triangulated triangle, satisfying some boundary conditions, will have a trichromatic triangle. In introducing a complexity class PPAD, Papadimitriou [C.H.
Xi Chen, Xiaotie Deng
openaire   +2 more sources

New Existence Results for Fixed Point Problem and Minimization Problem in Compact Metric Spaces

open access: yesAbstract and Applied Analysis, 2014
We first present some new existence theorems for fixed point problem and minimization problem in compact metric spaces without assuming that mappings possess convexity property.
Weng-Seng Heng, Wei-Shih Du, Chi-Lin Yen
doaj   +1 more source

Overscreened Kondo fixed point in S=1 spin liquid

open access: yes, 2012
We propose a possible realization of the overscreened Kondo impurity problem by a magnetic s=1/2 impurity embedded in a two-dimensional S=1 U(1) spin liquid with a Fermi surface.
Lee, Patrick A.   +2 more
core   +1 more source

Analysis of the regulation of undecaprenyl diphosphate dephosphorylation in Escherichia coli

open access: yesFEBS Open Bio, EarlyView.
BacA, PgpB, and YbjG phosphatases are involved in undecaprenyl phosphate (C55P) synthesis in Escherichia coli. We analyzed the lipid contents and the gene expression in the gene‐disruption strains. Undecaprenyl diphosphate (C55PP) level increased in the bacA, ybjG double‐disruption strain, but C55P levels were similar in all strains.
Tomotaka Jitsukawa   +2 more
wiley   +1 more source

Modified Krasnoselski–Mann iterative method for hierarchical fixed point problem and split mixed equilibrium problem

open access: yesJournal of Inequalities and Applications, 2020
In this paper, we introduce a modified Krasnoselski–Mann type iterative method for capturing a common solution of a split mixed equilibrium problem and a hierarchical fixed point problem of a finite collection of k-strictly pseudocontractive nonself ...
Jong Kyu Kim, Prashanta Majee
doaj   +1 more source

Density-potential mappings in quantum dynamics

open access: yes, 2012
In a recent letter [Europhys. Lett. 95, 13001 (2011)] the question of whether the density of a time-dependent quantum system determines its external potential was reformulated as a fixed point problem.
A. Bielecki   +15 more
core   +1 more source

Functional parameters of spermatozoa obtained by a new selection device

open access: yesFEBS Open Bio, EarlyView.
This study compares density gradient centrifugation and the LensHooke CA0™ device for sperm separation. DGC requires multiple steps, specialized equipment, and technical expertise. In contrast, the CA0 device offers key practical and methodological advantages, resulting in a faster, simpler, and more affordable sperm selection method.
Julio C. Chávez   +8 more
wiley   +1 more source

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